Description

4-Bromo-2-Chloro-5-Nitro-Benzaldehyde is a high-purity halogenated nitrobenzaldehyde derivative, serving as a critical building block in advanced organic synthesis. Its unique substitution pattern makes it an indispensable intermediate for constructing complex molecules with tailored electronic and steric properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in the development of kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its halogen and nitro groups contribute to biological activity.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and photoactive polymers due to its electron-withdrawing properties.
• Dye and Pigment Manufacturing: Acts as an intermediate for synthesizing complex azo dyes and specialty pigments.
• Cross-Coupling Reactions: Serves as a versatile substrate in palladium-catalyzed reactions like Suzuki, Sonogashira, and Buchwald-Hartwig aminations for creating biaryl structures.
• Chemical Research & Development: A valuable reagent for exploring new synthetic methodologies and constructing molecular libraries for screening.

Basic Information

Product Name	4-Bromo-2-Chloro-5-Nitro-Benzaldehyde
CAS No.	1174534-43-0
Molecular Formula	C7H3BrClNO3
Molecular Weight	264.46 g/mol
Synonyms	2-Chloro-4-bromo-5-nitrobenzaldehyde; 5-Nitro-2-chloro-4-bromobenzaldehyde; Benzaldehyde, 4-bromo-2-chloro-5-nitro-; 4-Bromo-2-chloro-5-nitrobenzenecarboxaldehyde; (4-Bromo-2-chloro-5-nitrophenyl)methanone (tautomer); 4-Bromo-2-chloro-5-nitro-benzaldehyde; BCNB (abbreviation)
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-2-Chloro-5-Nitro-Benzaldehyde is manufactured and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing purity, identity, and impurity profiles as confirmed by HPLC, NMR, and GC-MS.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere for long-term preservation and to minimize decomposition.

Specification

Item	Specification
Appearance	Yellow to pale brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.